3v4l.org

run code in 300+ PHP versions simultaneously
<?php $map = [ 'center' => 1, 'left' => 2, 'right' => 3 ]; if (array_key_exists($map[$align]) && isset($map[$align])) { print_r("true"); } else { print_r("false"); }

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0110.01116.50
8.3.50.0110.00722.05
8.3.40.0070.00718.76
8.3.30.0030.01019.08
8.3.20.0000.00720.29
8.3.10.0000.00721.85
8.3.00.0080.00019.23
8.2.180.0070.01118.29
8.2.170.0070.00722.96
8.2.160.0130.00322.10
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0090.00626.16
8.2.120.0080.00019.77
8.2.110.0040.00719.35
8.2.100.0090.00317.75
8.2.90.0030.00519.34
8.2.80.0030.00517.97
8.2.70.0000.00817.49
8.2.60.0000.00817.68
8.2.50.0030.00518.07
8.2.40.0030.00520.01
8.2.30.0030.00617.98
8.2.20.0050.00217.74
8.2.10.0080.00018.07
8.2.00.0000.00717.80
8.1.280.0130.00625.92
8.1.270.0040.00420.66
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00323.92
8.1.230.0060.00617.42
8.1.220.0050.00317.78
8.1.210.0040.00418.77
8.1.200.0060.00317.47
8.1.190.0050.00317.23
8.1.180.0080.00018.10
8.1.170.0030.00620.32
8.1.160.0040.00421.89
8.1.150.0050.00218.87
8.1.140.0030.00617.36
8.1.130.0000.00717.82
8.1.120.0070.00317.32
8.1.110.0070.00017.38
8.1.100.0040.00417.31
8.1.90.0000.00717.34
8.1.80.0040.00417.33
8.1.70.0050.00217.31
8.1.60.0000.00817.54
8.1.50.0030.00717.55
8.1.40.0000.00817.40
8.1.30.0080.00017.66
8.1.20.0000.00717.65
8.1.10.0000.00717.41
8.1.00.0000.00717.45
8.0.300.0040.00418.77
8.0.290.0050.00216.58
8.0.280.0040.00418.45
8.0.270.0070.00017.20
8.0.260.0060.00017.07
8.0.250.0030.00316.96
8.0.240.0080.00017.00
8.0.230.0030.00316.84
8.0.220.0050.00216.89
8.0.210.0030.00716.90
8.0.200.0030.00716.85
8.0.190.0000.00816.98
8.0.180.0040.00416.90
8.0.170.0040.00416.82
8.0.160.0070.00016.89
8.0.150.0080.00316.82
8.0.140.0000.00716.79
8.0.130.0040.00313.26
8.0.120.0030.00716.82
8.0.110.0000.00716.87
8.0.100.0000.00716.95
8.0.90.0000.00816.94
8.0.80.0070.00716.92
8.0.70.0000.00816.98
8.0.60.0000.00716.90
8.0.50.0040.00416.94
8.0.30.0160.01016.88
8.0.20.0150.00417.40
8.0.10.0000.00716.89
8.0.00.0100.00716.71
7.4.330.0020.00215.07
7.4.320.0030.00316.49
7.4.300.0000.00616.47
7.4.290.0060.00316.53
7.4.280.0000.00716.43
7.4.270.0000.00716.37
7.4.260.0030.00316.58
7.4.250.0000.00816.42
7.4.240.0050.00216.49
7.4.230.0000.00716.43
7.4.220.0030.01616.52
7.4.210.0090.00616.61
7.4.200.0030.00316.39
7.4.160.0000.01616.44
7.4.150.0030.01617.40
7.4.140.0110.00617.86
7.4.130.0080.01116.62
7.4.120.0100.00716.54
7.4.110.0130.00916.55
7.4.100.0070.01016.60
7.4.90.0050.01416.59
7.4.80.0130.00619.39
7.4.70.0030.01316.56
7.4.60.0140.00316.44
7.4.50.0040.00416.61
7.4.40.0070.01016.64
7.4.30.0110.01216.38
7.4.00.0090.00615.15
7.3.330.0020.00213.14
7.3.320.0000.01313.11
7.3.310.0080.00016.37
7.3.300.0000.00716.30
7.3.290.0070.00916.31
7.3.280.0110.00516.31
7.3.270.0090.00817.40
7.3.260.0030.01416.50
7.3.250.0140.00716.25
7.3.240.0090.00916.46
7.3.230.0100.01316.39
7.3.210.0030.01316.43
7.3.200.0080.00819.39
7.3.190.0120.00516.38
7.3.180.0100.00616.43
7.3.170.0060.00916.46
7.3.160.0100.00716.36
7.3.10.0060.00616.50
7.3.00.0040.00716.41
7.2.330.0110.00816.69
7.2.320.0150.00616.63
7.2.310.0120.00816.29
7.2.300.0190.00316.31
7.2.290.0090.01216.55
7.2.130.0030.00616.54
7.2.120.0070.00716.68
7.2.110.0120.00916.70
7.2.100.0140.00316.56
7.2.90.0110.00016.63
7.2.80.0120.00616.93
7.2.70.0030.01016.96
7.2.60.0080.00516.64
7.2.50.0130.00716.51
7.2.40.0070.00416.52
7.2.30.0070.00716.79
7.2.20.0120.00616.48
7.2.10.0000.01516.93
7.2.00.0080.00518.04
7.1.250.0060.00615.18
7.1.200.0000.01215.80
7.1.100.0030.01018.10
7.1.70.0060.00317.25
7.1.60.0070.01819.46
7.1.50.0060.01616.57
7.1.00.0070.07322.30
7.0.200.0000.01016.77
7.0.140.0000.05722.01
7.0.60.0070.08019.90
7.0.50.0070.08317.88
7.0.40.0130.08020.06
7.0.30.0130.04320.33
7.0.20.0270.07720.30
7.0.10.0100.04720.02
7.0.00.0070.08719.99
5.6.280.0070.07021.04
5.6.210.0000.05020.52
5.6.200.0070.08718.16
5.6.190.0000.09320.62
5.6.180.0300.06020.37
5.6.170.0400.05020.52
5.6.160.0130.06020.33
5.6.150.0100.03318.18
5.6.140.0100.04318.15
5.6.130.0100.06318.07
5.6.120.0100.07320.98
5.6.110.0070.04021.11
5.6.100.0130.06720.89
5.6.90.0030.06020.98
5.6.80.0000.08320.38
5.6.70.0100.07720.30
5.5.350.0030.06320.36
5.5.340.0070.05318.00
5.5.330.0030.04320.20
5.5.320.0070.08020.37
5.5.310.0270.07720.18
5.5.300.0070.06017.94
5.5.290.0000.04317.96
5.5.280.0100.08020.96
5.5.270.0030.04020.86
5.5.260.0070.03720.79
5.5.250.0130.07320.62
5.5.240.0030.06020.26
5.4.450.0600.08019.23
5.4.440.1000.07319.58
5.4.430.0870.05719.54
5.4.420.0770.06719.13
5.4.410.0700.06718.99
5.4.400.0200.07318.59
5.4.390.0170.05318.57
5.4.380.0200.05718.68
5.4.370.0200.05318.66
5.4.360.0100.05718.60
5.4.350.0200.05318.56
5.4.340.0230.04718.47
5.4.320.0200.05318.66
5.4.310.0130.05718.55
5.4.300.0130.07718.49
5.4.290.0330.05718.49
5.4.280.0000.07018.62
5.4.270.0200.05018.56
5.4.260.0200.06318.64
5.4.250.0330.06018.56
5.4.240.0230.06018.70
5.4.230.0130.05718.69
5.4.220.0170.05318.68
5.4.210.0170.07718.50
5.4.200.0100.06016.66
5.4.190.0300.04318.56
5.4.180.0200.05318.56
5.4.170.0200.05018.65
5.4.160.0170.05018.61
5.4.150.0130.05718.74
5.4.140.0130.06316.16
5.4.130.0200.04316.21
5.4.120.0370.04316.09
5.4.110.0270.03716.35
5.4.100.0130.05716.30
5.4.90.0230.06716.06
5.4.80.0230.06016.16
5.4.70.0130.05716.15
5.4.60.0230.04016.27
5.4.50.0100.06316.09
5.4.40.0130.05016.09
5.4.30.0200.04316.05
5.4.20.0100.05316.23
5.4.10.0230.06016.18
5.4.00.0200.04315.54
5.3.290.0100.06714.74
5.3.280.0230.05014.58
5.3.270.0430.05314.50
5.3.260.0300.06714.59
5.3.250.0300.06714.64
5.3.240.0200.08014.64
5.3.230.0200.06014.65
5.3.220.0270.05714.67
5.3.210.0230.06014.60
5.3.200.0300.06014.67
5.3.190.0070.06714.57
5.3.180.0270.04314.57
5.3.170.0100.06714.61
5.3.160.0270.05314.57
5.3.150.0200.05014.67
5.3.140.0270.06014.54
5.3.130.0200.06714.46
5.3.120.0100.09014.62
5.3.110.0300.04714.48
5.3.100.0100.06313.99
5.3.90.0070.07313.93
5.3.80.0200.05314.00
5.3.70.0170.07714.04
5.3.60.0130.06713.95
5.3.50.0170.07313.89
5.3.40.0300.04313.92
5.3.30.0200.07013.85
5.3.20.0270.04013.63
5.3.10.0130.04713.75
5.3.00.0100.06713.55
5.2.170.0170.03711.08
5.2.160.0200.04011.12
5.2.150.0130.04311.13
5.2.140.0070.06011.17
5.2.130.0100.04711.09
5.2.120.0130.05311.02
5.2.110.0170.04311.11
5.2.100.0230.03311.16
5.2.90.0170.04011.24
5.2.80.0130.04311.16
5.2.70.0300.04311.25
5.2.60.0100.05711.20
5.2.50.0130.05011.05
5.2.40.0170.04011.03
5.2.30.0100.04311.01
5.2.20.0130.04011.07
5.2.10.0130.03710.93
5.2.00.0030.04710.76
5.1.60.0170.04310.05
5.1.50.0070.04010.02
5.1.40.0070.04010.09
5.1.30.0100.04710.36
5.1.20.0130.05010.45
5.1.10.0030.04310.18
5.1.00.0100.05010.05
5.0.50.0170.0308.57
5.0.40.0100.0378.54
5.0.30.0300.0508.24
5.0.20.0370.0278.23
5.0.10.0300.0308.26
5.0.00.0430.0408.34
4.4.90.0200.0235.93
4.4.80.0370.0205.91
4.4.70.0230.0205.90
4.4.60.0300.0305.80
4.4.50.0100.0335.91
4.4.40.0300.0375.90
4.4.30.0330.0305.89
4.4.20.0230.0275.98
4.4.10.0100.0235.92
4.4.00.0100.0405.95
4.3.110.0070.0235.75
4.3.100.0100.0175.78
4.3.90.0070.0275.89
4.3.80.0030.0405.78
4.3.70.0130.0205.77
4.3.60.0030.0305.82
4.3.50.0030.0335.86
4.3.40.0130.0375.75
4.3.30.0000.0304.58
4.3.20.0070.0234.55
4.3.10.0070.0204.49
4.3.00.0170.0238.77

preferences:
55.34 ms | 401 KiB | 5 Q